/*
Error: Undefined variable: "$common-font-size".
        on line 5 of app_grid.scss

1: @charset "UTF-8";
2: /*app_grid*\/
3: /*==============================================*\/
4: a {
5:   font-size: $common-font-size;
6:   font-family: $common-font-family;
7:   color: $app_gird-a-font-color;  //a链接的颜色
8:   text-decoration: $datagrid-selected-line;  //选中行的划线类型，即text-decoration属性
9:   &:hover {
10:     color: $app_gird-a-font-color-hover;   // a链接鼠标飘过的字体颜色

Backtrace:
app_grid.scss:5
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/script/tree/variable.rb:49:in `_perform'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/script/tree/node.rb:50:in `perform'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:402:in `visit_prop'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:36:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:162:in `block in visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/stack.rb:79:in `block in with_base'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/stack.rb:135:in `with_frame'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/stack.rb:79:in `with_base'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:162:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:444:in `block (2 levels) in visit_rule'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:444:in `map'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:444:in `block in visit_rule'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:183:in `with_environment'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:442:in `visit_rule'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:36:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:162:in `block in visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/stack.rb:79:in `block in with_base'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/stack.rb:135:in `with_frame'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/stack.rb:79:in `with_base'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:162:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:52:in `block in visit_children'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:52:in `map'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:52:in `visit_children'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:171:in `block in visit_children'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:183:in `with_environment'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:170:in `visit_children'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:36:in `block in visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:190:in `visit_root'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/base.rb:36:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:161:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/visitors/perform.rb:10:in `visit'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/root_node.rb:36:in `css_tree'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/tree/root_node.rb:29:in `render_with_sourcemap'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/engine.rb:389:in `_render_with_sourcemap'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/engine.rb:307:in `render_with_sourcemap'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/exec/sass_scss.rb:391:in `run'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/exec/sass_scss.rb:63:in `process_result'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/exec/base.rb:52:in `parse'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/lib/sass/exec/base.rb:19:in `parse!'
C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/sass-3.5.3/bin/sass:13:in `<top (required)>'
c:/Ruby23-x64/bin/sass:22:in `load'
c:/Ruby23-x64/bin/sass:22:in `<main>'
*/
body:before {
  white-space: pre;
  font-family: monospace;
  content: "Error: Undefined variable: \"$common-font-size\".\A         on line 5 of app_grid.scss\A \A 1: @charset \"UTF-8\";\A 2: /*app_grid*/\A 3: /*==============================================*/\A 4: a {\A 5:   font-size: $common-font-size;\A 6:   font-family: $common-font-family;\A 7:   color: $app_gird-a-font-color;  //a链接的颜色\A 8:   text-decoration: $datagrid-selected-line;  //选中行的划线类型，即text-decoration属性\A 9:   &:hover {\A 10:     color: $app_gird-a-font-color-hover;   // a链接鼠标飘过的字体颜色"; }
